I need help with stress about finals i take tomorrow

Ataxi company charges $2.25 for the first mile and then $0.20 per mile for each additional mile, or f = $2.25 + $0.20(m - 1) where f is the fare and m is the number of miles. if juan's taxi fare was $6.05, how many miles did he travel in the taxi? if juan's taxi fare was 7.65, how many miles did he travel in taxi

The function models the number of accidents per 50 million miles driven as a function

The ratio of the height of two similar cylinders is 4 to 3 what is the ratio of their volumes